Home / 90,410,302,101.20-135,615,453,151.80-27,525,101,147.60

Finding the Fourth Proportional to 90,410,302,101.20, 135,615,453,151.80 and 27,525,101,147.60

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Solution

The fourth proportional to 90,410,302,101.20, 135,615,453,151.80 and 27,525,101,147.60 is: 41,287,651,721.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,410,302,101.20 : 135,615,453,151.80 = 27,525,101,147.60 : x
  2. Step 2: Convert to fraction form
    90,410,302,101.20/135,615,453,151.80 = 27,525,101,147.60/x
  3. Step 3: Cross multiply
    90,410,302,101.20x = 135,615,453,151.80 × 27,525,101,147.60
  4. Step 4: Simplify right side
    90,410,302,101.20x = 3,732,829,065,180,904,161,280
  5. Step 5: Solve for x
    x = 3,732,829,065,180,904,161,280/90,410,302,101.20
  6. Step 6: Final answer
    x = 41,287,651,721.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.